Here is the list of 1,776 unique file extensions across 821 languages in PLDB.
| name | extensions | numberOfExtensions |
|---|---|---|
| JavaScript | _js bones cjs es6 jake jakefile js jsb jscad jsfl jsm jss mjs njs pac sjs ssjs xsjs xsjslib es frag gs javascript jslib jspre jsx | 26 |
| C | c cats ec idc pgc h x[bp]m Mono | 8 |
| Python | py pyc pyd pyo buck build.bazel gclient gyp gypi lmi py3 pyde pyi pyp pyt pyw sconscript sconstruct snakefile tac workspace wscript wsgi xpy cgi fcgi rpy smk spec jy sage sc SConstruct SConscript bzl BUCK BUILD BUILD.bazel WORKSPACE | 39 |
| Java | java jav | 2 |
| C++ | C c++ c++m cc ccm CPP cpp cppm cxx cxxm h++ inl ipp ixx pcc tcc tpp cp h hh hpp hxx inc ino re H | 26 |
| HTML | htm html html.hl xht hta htmlhl inc xhtml xslt | 9 |
| CSS | css | 1 |
| Perl | pl pm t pod ack al cpanfile makefile.pl perl ph plh plx psgi rexfile p6 cgi fcgi | 17 |
| Ruby | rb appraisals berksfile brewfile builder buildfile capfile dangerfile deliverfile eye fastfile gemfile gemfile.lock gemspec god guardfile irbrc jarfile jbuilder mavenfile mspec podfile podspec pryrc puppetfile rabl rake rbuild rbw rbx ru snapfile thor thorfile vagrantfile watchr fcgi pluginspec prawn rbi ruby spec Rakefile duby Gemfile Vagrantfile | 46 |
| PHP | php phtml php3 php4 php5 php7 phps aw ctp phakefile php_cs php_cs.dist phpt fcgi inc php[345] | 16 |
| Go | go 蕰鈼斚栤棓蕯 | 2 |
| XML | adml admx ant app.config axml builds ccproj ccxml classpath clixml cproject cscfg csdef csl ct depproj ditamap ditaval dll.config dotsettings filters fsproj gmx grxml iml ivy jelly jsproj kml launch mdpolicy mjml natvis ndproj nproj nuget.config nuspec odd osm packages.config pkgproj plist proj project props ps1xml psc1 pt rdf resx rss scxml settings.stylecop sfproj shproj srdf storyboard sttheme sublime-snippet targets tmcommand tml tmlanguage tmpreferences tmsnippet tmtheme urdf ux vcxproj vsixmanifest vssettings vstemplate vxml web.config web.debug.config web.release.config wsf x3d xacro xib xlf xliff XML xml xml.dist xproj xspec xul zcml axaml csproj dita dllconfig fxml glade gml gst hzp mm mod mxml ncl pluginspec qhelp res rs sch ts tsx ui vbproj wixproj workflow wsdl wxi wxl wxs xaml xmi xmldist xmp xsd xsl xslt | 124 |
| JSON | arcconfig avsc composer.lock geojson gltf har htmlhintrc json json-tmlanguage jsonl mcmeta mcmod.info tern-config tern-project tfstate tfstate.backup topojson watchmanconfig webapp webmanifest yyp 4DForm 4DProject ice JSON-tmLanguage tfstatebackup yy Pipfile.lock | 28 |
| TypeScript | ts tsx mts cts | 4 |
| SQL | cql mysql psql SQL sql tab udf viw ddl inc prc | 11 |
| C# | cs cake csx linq | 4 |
| R | r R RData rds rda expr-dist rd rprofile rsx | 9 |
| PowerShell | ps1 psd1 psm1 | 3 |
| Bash | sh bash bats cgi command env fcgi ksh shin tmux tool zsh zsh-theme ebuild eclass exheres-0 exlib .bashrc bashrc .bash_* bash_* zshrc .zshrc .kshrc kshrc PKGBUILD | 26 |
| Rust | rs rlib rs.in rsin | 4 |
| Swift | swift | 1 |
| Scala | scala sc kojo sbt | 4 |
| MATLAB | m matlab | 2 |
| Lua | lua nse p8 pd_lua rbxs wlua fcgi rockspec | 8 |
| Kotlin | kt kts ktm | 3 |
| Haskell | hs lhs hsc hs-boot | 4 |
| Clojure | clj cljs cljc edn boot cl2 cljs.hl cljscm cljx hic riemann.config bb cljshl | 13 |
| CoffeeScript | coffee litcoffee _coffee cakefile cjsx iced cake | 7 |
| Elixir | ex exs eex | 3 |
| Erlang | erl hrl app.src emakefile rebar.config rebar.config.lock rebar.lock xrl yrl appsrc es escript | 12 |
| SAS | sas SAS | 2 |
| Prolog | pl pro P prolog yap p6 ecl | 7 |
| Objective-C | h m mm C | 4 |
| Lisp | asd el lisp lsp cl jl | 6 |
| Julia | jl | 1 |
| Mathematica | cdf ma mathematica mt nbp wl wlt m nb | 9 |
| Dart | dart | 1 |
| COBOL | cbl cob cpy CBL ccp COB cobol CPY | 8 |
| CUDA | cu cuh | 2 |
| Solidity | sol | 1 |
| Visual Basic | BAS bas ctl dsr frm FRX frx VBHTML vbhtml vbp vbw cls | 12 |
| Markdown | contents.lr markdown md mdown mdwn mdx mkd mkdn mkdown ronn workbook livemd scd | 13 |
| Racket | rkt rktl rktd scrbl plt ss scm | 7 |
| WebAssembly | wasm wast wat | 3 |
| Zig | zig | 1 |
| Nim | nim nim.cfg nimble nimrod nims nimcfg | 6 |
| YAML | clang-format clang-tidy gemrc glide.lock mir reek rviz sublime-syntax syntax yaml yaml-tmlanguage yml yml.mysql yamlsed ymlmysql | 15 |
| Pascal | pp pas inc dpr lpr p pascal dfm | 8 |
| Ada | adb ads ada pad | 4 |
| Fortran | f for f90 f95 f03 f08 f15 f77 fpp F03 F90 | 11 |
| TOML | toml Pipfile poetry.lock | 3 |
| Crystal | cr | 1 |
| Reason | re rei | 2 |
| D | d di | 2 |
| Elm | elm | 1 |
| GraphQL | gql graphql graphqls | 3 |
| Haxe | hx hxml hxsl | 3 |
| Scheme | scm ss sc sch sld sps sls | 7 |
| Chapel | chpl | 1 |
| awk | auk awk gawk mawk nawk | 5 |
| Pug | jade pug | 2 |
| Groovy | groovy gant grt gtpl gvy jenkinsfile gradle | 7 |
| Tex | aux bbx bib bst cbx dtx ins lbx ltx mkii mkiv mkvi sty tex cls toc | 16 |
| F# | fs fsi fsx fsscript | 4 |
| Coq | v coq | 2 |
| OCaml | ml mli eliom eliomi ml4 mll mly | 7 |
| Gleam | gleam | 1 |
| LLVM IR | ll | 1 |
| HCL | hcl nomad tf tfvars workflow | 5 |
| ClojureScript | cljs | 1 |
| Smalltalk | st cs | 2 |
| PureScript | purs | 1 |
| HAML | haml haml.deface hamldeface | 3 |
| SVG | SVG svg | 2 |
| Liquid | liquid | 1 |
| VHDL | VHD vhd VHDL vhdl vhf vhi vho vhs vht vhw | 10 |
| Tcl | tcl tbc adp tclin tm rvt | 6 |
| JSON5 | json5 | 1 |
| Idris | idr lidr | 2 |
| Forth | 4th e4 f83 fb forth fpm fr frt ft fth rx fs f for | 14 |
| Gradle | gradle gradle.kts | 2 |
| Visual Basic .NET | vb VB vbproj vbhtml | 4 |
| Protocol Buffers | proto | 1 |
| CMake | cmake cmake.in CMakeLists.txt cmakein | 4 |
| Ini | buildozer.spec editorconfig ini lektorproject prefs cfg dof pro properties url inf .editorconfig service socket device mount automount swap target path timer slice scope | 23 |
| Brainfuck | b bf | 2 |
| Rescript | res resi | 2 |
| Yacc | y yacc yy | 3 |
| Make | am Gnumakefile gnumakefile Makefile makefile mk mak d make mkfile Makefile.* GNUmakefile | 12 |
| APL | apl apla aplc aplf apli apln aplo dyalog dyapp mipage | 10 |
| Assembly language | a51 asm nasm S s i inc nas | 8 |
| odin | odin | 1 |
| Embedded Crystal | ecr | 1 |
| OpenCL | cl opencl | 2 |
| Scratch | scratch sb sprite sb2 sprite2 | 5 |
| Slim | slim | 1 |
| Red | red reds | 2 |
| J | ijs | 1 |
| fish | fish load | 2 |
| Arduino Programming Language | ino | 1 |
| Bazel | BUILD | 1 |
| Mojo | mojo mojom | 2 |
| HTTP | http | 1 |
| starlark | bazel bzl star | 3 |
| MediaWiki | mediawiki wiki | 2 |
| Lean | hlean lean | 2 |
| RobotFramework | robot resource | 2 |
| ANTLR | g g4 | 2 |
| sed | sed [gs]sed | 2 |
| V | v | 1 |
| F* | fst fsti | 2 |
| SaltStack | sls | 1 |
| IDL | dlm idl pro | 3 |
| Fennel | fnl | 1 |
| Standard ML | sml fun sig ml | 4 |
| Dhall | dhall | 1 |
| Delphi | pas dpr | 2 |
| Stata | ado DO do doh ihlp mata matah sthlp | 8 |
| ABAP | abap ABAP | 2 |
| jq | jq | 1 |
| Z shell | .ZSH zsh | 2 |
| PostCSS | pcss postcss | 2 |
| Sass | sass scss | 2 |
| ActionScript | as | 1 |
| Verilog | v veo | 2 |
| Pony | pony | 1 |
| EJS | ejs ect ejst jst | 4 |
| Ballerina | bal | 1 |
| PRQL | prql | 1 |
| Hy | hy | 1 |
| FLUX | fx flux | 2 |
| Factor | factor | 1 |
| Manim | .py | 1 |
| Squirrel | nut | 1 |
| BASIC | bas | 1 |
| Puppet | pp | 1 |
| C3 | c3 c3i | 2 |
| Vue | vue | 1 |
| AutoHotkey | ahk ahkl | 2 |
| Wren | wren | 1 |
| LabVIEW G | lvproj lvclass lvlib | 3 |
| PostScript | ps eps epsi pfa | 4 |
| Less | less | 1 |
| Cython | pxd pxi pyx | 3 |
| ColdFusion | cfm cfml | 2 |
| XQuery | xq xql xqm xqy xquery | 5 |
| Common Lisp | lisp lsp l cl fasl asd ny podsl sexp | 9 |
| mustache | mustache | 1 |
| Smali | smali | 1 |
| Cap'n Proto | capnp | 1 |
| Eiffel | e | 1 |
| RAML | raml | 1 |
| PEG.js | pegjs | 1 |
| MUMPS | mps m mumps | 3 |
| EDN | edn | 1 |
| MoonScript | moon | 1 |
| Korn shell | ksh | 1 |
| API Blueprint | apib | 1 |
| NetLogo | nlogo nls nlogo3d | 3 |
| DOT | dot gv | 2 |
| Koka | kk kki | 2 |
| JSON-LD | jsonld | 1 |
| Zephir | zep | 1 |
| ASP | asa ashx asp axd asax ascx asmx aspx | 8 |
| Vala | vala vapi | 2 |
| Lex | l lex | 2 |
| Jinja | j2 jinja jinja2 | 3 |
| Jsonnet | jsonnet libsonnet | 2 |
| Frege | fr | 1 |
| VBScript | vbs vbe wsf wsc VBS | 5 |
| Janet | janet | 1 |
| Pig Latin | pig | 1 |
| M4 | ac m4 mc | 3 |
| reStructuredText | rest rest.txt rst rst.txt resttxt rsttxt | 6 |
| Dafny | dfy | 1 |
| Batchfile | bat cmd | 2 |
| Bicep | bicep | 1 |
| PL/SQL | pls bdy ddl fnc pck pkb pks plb plsql prc spc sql tpb tps trg vw | 16 |
| Ninja | ninja | 1 |
| Nginx | nginx nginxconf vhost nginx.conf | 4 |
| Qt | ui | 1 |
| Nearley | ne nearley | 2 |
| QML | qbs qml | 2 |
| Terra | t | 1 |
| GNU Octave | m | 1 |
| Opa | opa | 1 |
| Imba | imba | 1 |
| YARA | yar yara | 2 |
| Literate CoffeeScript | litcoffee coffeemd | 2 |
| Nextflow | nf | 1 |
| Thrift | thrift | 1 |
| Futhark | fut | 1 |
| CSON | cson | 1 |
| Bourne shell | sh | 1 |
| Agda | agda lagda | 2 |
| Processing | pde | 1 |
| SPARQL | sparql rq | 2 |
| mlir | mlir | 1 |
| RMarkdown | rmd qmd | 2 |
| Jison | jison | 1 |
| Diff | diff patch | 2 |
| Marko | marko | 1 |
| VBA | bas cls frm frx vba | 5 |
| Svelte | svelte | 1 |
| PL/I | pl1 | 1 |
| AMPL | ampl mod run dat | 4 |
| Emacs Lisp | el emacs emacsdesktop elc | 4 |
| MoonBit | mbt | 1 |
| Regular Expressions | regexp regex | 2 |
| beef-lang | bf | 1 |
| POV-Ray SDL | pov inc | 2 |
| Hack | hack hh hhi php | 4 |
| Wolfram Language | nb m wl | 3 |
| GAP | g gap gd gi tst | 5 |
| YASnippet | yasnippet | 1 |
| kaitai | ksy | 1 |
| Carbon | carbon | 1 |
| Expect | exp | 1 |
| Applescript | scpt scptd AppleScript applescript | 4 |
| Ceylon | ceylon ceyloncite web | 3 |
| SystemVerilog | sv svh vh header file | 5 |
| Modula-2 | mod m2 def MOD DEF mi md | 7 |
| DTrace | d | 1 |
| QBasic | BAS bas | 2 |
| NumPy | numpy numpyw numsc | 3 |
| Rexx | cmd exec rexx rex pprx rx arexx | 7 |
| x86 Assembly | s ms | 2 |
| OWL | owl | 1 |
| Cryptol | cry | 1 |
| PowerBuilder | pbt sra srf srm srs sru srw | 7 |
| ECL | ecl eclxml | 2 |
| Twig | twig | 1 |
| HLSL | cg cginc fxh hlsl hlsli shader fx | 7 |
| Click | click | 1 |
| Scilab | sci sce tst | 3 |
| Dogescript | djs | 1 |
| JSP | jsp jspf | 2 |
| WDL | wdl | 1 |
| GLSL | comp fp frag frg fsh fshader geo geom glsl glslv gshader tesc tese vert vrx vsh vshader fs glslf gs rchit rmiss shader | 23 |
| TLA+ | tla | 1 |
| YANG | yang | 1 |
| Slope | slo | 1 |
| Turtle | ttl | 1 |
| K | k | 1 |
| JAI | jai | 1 |
| AutoIt | au3 | 1 |
| Djot | dj | 1 |
| Clean | icl dcl abc sapl | 4 |
| eC | ec eh | 2 |
| wisp | wisp | 1 |
| Golo | golo | 1 |
| AviSynth | .avs | 1 |
| Transact-SQL | sql | 1 |
| Felix | flx flxh | 2 |
| CWL | cwl | 1 |
| LOLCODE | lol | 1 |
| Q | q | 1 |
| Bison | bison | 1 |
| AGC | agc | 1 |
| Ring | ring rh rform | 3 |
| Nemerle | n | 1 |
| Sage | sage sagews | 2 |
| Boo | boo | 1 |
| Scroll | scroll | 1 |
| nomnoml | nomnoml | 1 |
| Mercury | m moo | 2 |
| Mirah | druby duby mirah | 3 |
| chaiscript | chai | 1 |
| CodeQL | ql qll | 2 |
| AspectJ | aj | 1 |
| SuperCollider | sc scd | 2 |
| Mu | mu | 1 |
| Smarty | smarty tpl | 2 |
| Dylan | dylan dyl intr lid | 4 |
| Xojo | xojo_code xojo_menu xojo_report xojo_script xojo_toolbar xojo_window | 6 |
| SCSS | sass scss | 2 |
| SugarSS | sss | 1 |
| ooc | ooc | 1 |
| REBOL | r reb r2 r3 rebol | 5 |
| Modula-3 | i3 ig m3 mg | 4 |
| X10 | x10 | 1 |
| Meson | meson.build meson_options.txt | 2 |
| Raku | pm6 raku rakumod 6pl 6pm nqp p6 p6l p6m pl pl6 pm t | 13 |
| Closure Templates | soy | 1 |
| Oz | oz | 1 |
| JCL | jcl | 1 |
| Nit | nit | 1 |
| EBNF | ebnf | 1 |
| Vim script | vim vba vimrc vmb .vimrc .exrc .gvimrc _vimrc _exrc _gvimrc gvimrc | 11 |
| Gosu | gs gsp gst gsx vark | 5 |
| Ioke | ik | 1 |
| Modelica | mo | 1 |
| Latte | latte | 1 |
| xBase | prg prw ch | 3 |
| Maxima | mac max | 2 |
| B | b | 1 |
| Gnuplot | gp gnu gnuplot p plot plt | 6 |
| Self | self | 1 |
| Shen | shen | 1 |
| JFlex | flex jflex | 2 |
| Veryl | veryl | 1 |
| ATS | dats hats sats | 3 |
| NewLisp | nl lisp lsp kif | 4 |
| Dale | dt | 1 |
| Fancy | fy fancypack | 2 |
| LiveScript | ls _ls | 2 |
| Xtend | xtend | 1 |
| Xtext | xtext | 1 |
| CLIPS | clp | 1 |
| SourcePawn | sp inc | 2 |
| LFE | lfe hrl | 2 |
| Io | io | 1 |
| Isabelle | ROOT thy | 2 |
| NCAR Command Language | ncl | 1 |
| Fantom | fan | 1 |
| vdscript | VirtualDub.jobs | 1 |
| NSIS | nsi nsh | 2 |
| Pike | pike pmod | 2 |
| PAWN | pwn inc | 2 |
| groff | [1-9] man 1p 3pm | 4 |
| Arc | arc | 1 |
| FlatBuffers | fbs | 1 |
| Stylus | styl | 1 |
| Befunge | befunge | 1 |
| G-code | g cnc gco gcode mpt mpf nc | 7 |
| Object Pascal | p pp pas | 3 |
| Metal | metal | 1 |
| Org | org | 1 |
| buzz | buzz | 1 |
| Inform | ni i7x | 2 |
| Filebench WML | f | 1 |
| OpenSCAD | scad | 1 |
| PL/pgSQL | pgsql sql | 2 |
| Logtalk | lgt logtalk | 2 |
| Dockerfile | Dockerfile dockerfile | 2 |
| BlitzMax | bmx | 1 |
| Turing | t tu | 2 |
| Icon | icon ICON | 2 |
| Uiua | ua | 1 |
| Whiley | whiley | 1 |
| Lasso | lasso LassoApp las lasso8 lasso9 lasso[89] | 6 |
| LilyPond | ly ily | 2 |
| Csound | csd sco orc udo | 4 |
| Textile | textile | 1 |
| Nix | nix | 1 |
| Papyrus | psc | 1 |
| clay | clay | 1 |
| P4 | p4 | 1 |
| Objective C++ | mm hh | 2 |
| E | e | 1 |
| UrWeb | ur urs | 2 |
| PureBasic | pb pbi | 2 |
| Java Properties | properties | 1 |
| FoxPRO | PRG prg | 2 |
| JSON with Comments | jsonc code-snippets sublime-build sublime-commands sublime-completions sublime-keymap sublime-macro sublime-menu sublime-mousemap sublime-project sublime-settings sublime-theme sublime-workspace sublime_metrics sublime_session | 15 |
| Euphoria | e ex exw edb | 4 |
| Rascal | rsc | 1 |
| Easybuild | eb | 1 |
| DTD | dtd | 1 |
| S | S R .Rhistory .Rprofile .Renviron | 5 |
| IGOR Pro | ipf | 1 |
| JScript | js jse wsf wsc | 4 |
| Angelscript | as angelscript | 2 |
| Semantic Patch Language | cocci | 1 |
| AsciiDoc | adoc asciidoc asc | 3 |
| Stan | stan | 1 |
| Logos | x xm xi xmi | 4 |
| GDScript | gd | 1 |
| Gherkin | feature story | 2 |
| Cobra | cobra | 1 |
| Ch | ck | 1 |
| Egison | egi | 1 |
| Limbo | b m | 2 |
| Monkey | monkey monkey2 | 2 |
| basic calculator | bc | 1 |
| OpenEdge ABL | p cls w | 3 |
| XSLT | XSL xsl XSLT xslt xpl | 5 |
| GDB | gdb gdbinit | 2 |
| CFML | cfm cfc | 2 |
| SNOBOL | snobol | 1 |
| Earl Grey | eg | 1 |
| BNF | bnf | 1 |
| spider | spider | 1 |
| BlitzBasic | bb decls | 2 |
| nesC | nc | 1 |
| Objective-J | j sj | 2 |
| EmberScript | em emberscript | 2 |
| Croc | croc | 1 |
| Snowball | sbl | 1 |
| Classroom Object Oriented Language | cl | 1 |
| Bend | bend | 1 |
| Harbour | hb prg ch hbp | 4 |
| BibTeX | bib bibtex | 2 |
| JSLT | jslt | 1 |
| Handlebars | handlebars hbs | 2 |
| Volt | volt | 1 |
| ERB | ERB erb erbdeface rhtml | 4 |
| Ragel | rl | 1 |
| Ligo | religo | 1 |
| Alloy | als | 1 |
| Max | maxpat maxhelp maxproj mxt pat | 5 |
| KiCad Legacy Layout | sch lib brd kicad_pcb kicad_wks kicad_mod | 6 |
| Pure Data | pd | 1 |
| CIL | cil | 1 |
| Pan | pan tpl | 2 |
| Apex | cls | 1 |
| Lux | lux | 1 |
| Ren'Py | rpy | 1 |
| Slash | sl sla | 2 |
| GraphIt | gt | 1 |
| Clarion | clw | 1 |
| MQL5 | mq5 mqh mq4 | 3 |
| Mask | mask | 1 |
| Jule | .jule | 1 |
| Cypher Query Language | cyp cypher | 2 |
| Falcon | ftd fal fam | 3 |
| Gettext Catalog | po pot | 2 |
| PicoLisp | l | 1 |
| OX | ox oxh oxo | 3 |
| Genie | gs | 1 |
| Vyxal | vy vyxal | 2 |
| Velocity | vm fhtml | 2 |
| XAML | xaml | 1 |
| C shell | csh tcsh | 2 |
| PL/M | lit plm | 2 |
| muPad | mu | 1 |
| Seed7 | sd7 s7i | 2 |
| Tea | tea | 1 |
| JSX | jsx | 1 |
| Kal | kal | 1 |
| NestedText | nt | 1 |
| Netwide Assembler | asm ASM | 2 |
| astro | astro | 1 |
| Mako | mako mao | 2 |
| FreeBASIC | bi bas | 2 |
| Augmented Backus-Naur Form | abnf | 1 |
| ASN.1 | asn asn1 | 2 |
| Linden Scripting Language | lsl lslp | 2 |
| Opal | opal | 1 |
| Uno | uno | 1 |
| TAP | tap | 1 |
| Curry | curry | 1 |
| IcedCoffeeScript | coffee | 1 |
| Oxygene | oxygene | 1 |
| Gentoo Ebuild | ebuild | 1 |
| DM | dm dmf | 2 |
| PogoScript | pogo | 1 |
| Basis Codec | basis | 1 |
| PIC | pic chem | 2 |
| JSON Lines | ldj jsonl | 2 |
| HyPhy | bf | 1 |
| NetLinx | axserb axierb axs axi | 4 |
| Nu | nu | 1 |
| MAXScript | ms mcr | 2 |
| Eclipse Command Language | ecl | 1 |
| FloScript | flo | 1 |
| Jasmin | j | 1 |
| Jison Lex | jisonlex | 1 |
| Bro | bro | 1 |
| CSV | csv | 1 |
| Gren | gren | 1 |
| Bluespec | bsv | 1 |
| Game Maker Language | gml | 1 |
| crmsh | crmsh pcmk | 2 |
| BitBake | bb | 1 |
| Cirru | cirru | 1 |
| Coco | co | 1 |
| Z | zz | 1 |
| Spin | spin | 1 |
| vyper | vy | 1 |
| GN | gn gni | 2 |
| Cycript | cy | 1 |
| SMT | smt2 smt | 2 |
| Unicon | icn | 1 |
| monte | mt | 1 |
| Redcode | cw | 1 |
| EML | eml mbox | 2 |
| Slice | ice | 1 |
| Jolie | ol iol | 2 |
| Sibilant | sibilant | 1 |
| JSONiq | jq | 1 |
| Functional PHP Preprocessor | fpp | 1 |
| Blade | blade blade.php bladephp | 3 |
| Nymph | n | 1 |
| Asymptote | asy | 1 |
| HiveQL | q hql | 2 |
| LoomScript | ls | 1 |
| FreeMarker | ftl | 1 |
| Quint | qnt | 1 |
| COMPONENT PASCAL | cp cps | 2 |
| tcsh | tcsh csh | 2 |
| Rouge | rg | 1 |
| Qore | q qm qtest | 3 |
| MiniD | minid | 1 |
| GAMS | gms | 1 |
| Sieve mail filtering language | sieve siv | 2 |
| BBC BASIC | bbc | 1 |
| UPC | upc | 1 |
| ROFF | roff 1 1in 1m 1x 2 3 3in 3m 3p 3pm 3qt 3x 4 5 6 7 8 9 l man mdoc me ms n nr rno tmac | 28 |
| STON | ston | 1 |
| Grace | grace | 1 |
| WebIDL | webidl | 1 |
| Pep8 | pep | 1 |
| Umka | um | 1 |
| Nadesiko | nako nako3 | 2 |
| 1C Enterprise Script | bsl os | 2 |
| CartoCSS | mss | 1 |
| Ezhil | n | 1 |
| GorillaScript | gs | 1 |
| pointless | ptls | 1 |
| Eagle | sch brd | 2 |
| XS | xs | 1 |
| EEX | eex htmlheex htmlleex | 3 |
| video | .rkt | 1 |
| Effekt | effekt | 1 |
| Savi | savi | 1 |
| QMake | pro pri | 2 |
| Yorick | i | 1 |
| LinearML | lml | 1 |
| LookML | lookml modellkml viewlkml | 3 |
| Grammatical Framework | gf | 1 |
| PEG | peg | 1 |
| SRecode Template | srt | 1 |
| Type Language | tl | 1 |
| RenderScript | rs rsh | 2 |
| Hare | ha | 1 |
| Candy | candy | 1 |
| BlackCoffee | coffee | 1 |
| contracts.coffee | coffee | 1 |
| CWEB | w | 1 |
| Smiles | smi | 1 |
| Brightscript | brs | 1 |
| ugBASIC | .bas | 1 |
| Adventure Game Studio Script | asc ash | 2 |
| Kit | kit | 1 |
| KRL | krl | 1 |
| Edje Data Collection | edc | 1 |
| GCC Machine Description | md | 1 |
| ShaderLab | shader | 1 |
| Hierarchical Data Format | hdf h4 hdf4 he2 h5 hdf5 he5 | 7 |
| Jupyter Notebook | ipynb | 1 |
| MOO | moo | 1 |
| Charity | ch | 1 |
| Pod | pod | 1 |
| GNU Assembler | s S | 2 |
| Dasm | dasm16 dasm | 2 |
| SpiderBasic | pb | 1 |
| QOIR | qoir | 1 |
| Creole | creole | 1 |
| Pharen | phn | 1 |
| plam | plam | 1 |
| Aheui | aheui | 1 |
| Inno Setup | iss isl | 2 |
| ApacheConf | apacheconf vhost .htaccess apache.conf apache2.conf | 5 |
| Slideshow | .rkt | 1 |
| juniper | junos | 1 |
| HXML | hxml | 1 |
| RHTML | rhtml | 1 |
| ObjectScript | cls | 1 |
| FOCUS | focexec | 1 |
| Elpi | elpi | 1 |
| FAUST | dsp | 1 |
| Uniform eXchange Format | uxf, ux* | 2 |
| Recfiles | rec | 1 |
| zenscript | zs | 1 |
| Jisp | jisp | 1 |
| Glyph | glf | 1 |
| Xgboost | model | 1 |
| XPages | xsp-config xspmetadata | 2 |
| Object Rexx | rxs rex | 2 |
| JS++ | jspp | 1 |
| Spline Font Database | sfd | 1 |
| SQF | sqf hqf | 2 |
| OpenVera | vr | 1 |
| Frank | fk | 1 |
| MXML | mxml | 1 |
| Gerber Image | gbr cmp gbl gbo gbp gbs gko gml gpb gpt gtl gto gtp gts ncl sol | 16 |
| ToffeeScript | toffee | 1 |
| Parrot | parrot | 1 |
| RDoc | rdoc | 1 |
| Speedie | spd scproj | 2 |
| SMC | sm | 1 |
| clarity | clar | 1 |
| XProc | xpl xproc | 2 |
| parasail | .psi .psl psi psl | 4 |
| Augeas | aug | 1 |
| winxed | winxed | 1 |
| Blender | blend | 1 |
| heap.coffee | coffee | 1 |
| Scala Markup Language | scaml | 1 |
| Snap! | ypr ysp xml | 3 |
| COLLADA | dae | 1 |
| DataWeave | dwl | 1 |
| desktop | desktop desktopin service | 3 |
| Literate Haskell | lhs | 1 |
| OpenType Feature File | fea | 1 |
| RUNOFF | rnh rno | 2 |
| Simple Actor Language System and Architecture | salsa | 1 |
| Umple | ump | 1 |
| SQLPL | sql db2 | 2 |
| Easytrieve | ezt mac | 2 |
| Rita | rita | 1 |
| MXF | mxf | 1 |
| UCG | ucg | 1 |
| Wavefront Object | obj | 1 |
| Newspeak | ns2 | 1 |
| Omgrofl | omgrofl | 1 |
| Fj枚lnir | fjo fjv sma ein | 4 |
| TAL | tal | 1 |
| CSpydr | csp | 1 |
| Darcs Advanced Revision Control System | darcspatch dpatch | 2 |
| TXL | txl | 1 |
| Kaffeine | k | 1 |
| Crap | crap c hh so | 4 |
| Boron | b sb | 2 |
| DNS Zone | zone arpa | 2 |
| Pawn | pwn inc sma p | 4 |
| Miva | mv mvc mvt | 3 |
| ObjDump | objdump | 1 |
| Groovy Server Pages | gsp | 1 |
| Multi-User Forth | muf m | 2 |
| NL | nl | 1 |
| IPL | ipl | 1 |
| M4Sugar | m4 | 1 |
| Varnish Configuration Language | vcl | 1 |
| SIL | sil | 1 |
| Glyph Bitmap Distribution Format | bdf | 1 |
| XC | xc | 1 |
| CLAIRE | cl | 1 |
| Sugar | sjs | 1 |
| Cadence SKILL | il | 1 |
| Q# | qs | 1 |
| Urbiscript | u | 1 |
| Graph Modeling Language | gml | 1 |
| Kuin | kn | 1 |
| Subleq | sq | 1 |
| Horse64 | h64 | 1 |
| GIF | gif | 1 |
| XSD | XSD xsd | 2 |
| Ham | ham | 1 |
| UnrealScript | uc | 1 |
| NWScript | nss | 1 |
| Caffeine | coffee | 1 |
| PIR | pir | 1 |
| Promela | pml | 1 |
| Hot Cocoa Lisp | hcl | 1 |
| RigC | rigc | 1 |
| Ren | ren | 1 |
| nimrod | nim nimrod | 2 |
| DIGITAL Command Language | com | 1 |
| MPS Format | mps | 1 |
| Bizubee | jsl | 1 |
| Velocity Template Language | vm vtl | 2 |
| Property list | plist | 1 |
| CoNLL-U | conllu conll | 2 |
| FIGlet Font | flf | 1 |
| RPM Spec | spec | 1 |
| AmbientTalk | at | 1 |
| Bruijn | bruijn | 1 |
| beads-lang | beads | 1 |
| Shapefile | shp shx dbf | 3 |
| plink-ped-format | ped | 1 |
| Storymatic | coffee | 1 |
| TSV | tsv | 1 |
| Boogie | bpl | 1 |
| epsilon | eol | 1 |
| PromQL | promql | 1 |
| Spice | spice | 1 |
| Zimpl | zimpl zmpl zpl | 3 |
| ATLAS Transformation Language | atl | 1 |
| formality | fm | 1 |
| Moose64 | m64 | 1 |
| Programming Language for Business | rl ps cb | 3 |
| XML Metadata Interchange | XMI xmi | 2 |
| Genshi | kid | 1 |
| Macchiato | at | 1 |
| hoon | hoon | 1 |
| Tree and Tabular Combined Notation | ttcn ttcn2 ttcn3 ttcnpp | 4 |
| holyc | HC hc | 2 |
| boa | boa | 1 |
| mint | mint | 1 |
| RQL | rql | 1 |
| SARL | sarl | 1 |
| stella | ste | 1 |
| verifpal | vp | 1 |
| plantuml | iuml plantuml pu puml wsd | 5 |
| ten | ten | 1 |
| RTF | rtf | 1 |
| Adobe Font Metrics | afm | 1 |
| SubRip Text | srt | 1 |
| Wavefront Material | mtl | 1 |
| World of Warcraft Addon Data | toc | 1 |
| Kami | km | 1 |
| Link | link | 1 |
| Breccia | brec | 1 |
| Plain text | txt | 1 |
| bag-format | bag | 1 |
| Nasal | nas | 1 |
| Typst | typ | 1 |
| CBOR data definition language | cddl | 1 |
| Finite State Language | fsl jssm | 2 |
| Module Management System | mms mmk | 2 |
| Soy | soy | 1 |
| Zuo | zuo | 1 |
| X BitMap | xbm | 1 |
| X PixMap | xpm pm | 2 |
| Z-flat | zf | 1 |
| XHTML | xhtml | 1 |
| ca65 Assembly | s | 1 |
| GAML | gaml | 1 |
| Literate Agda | lagda | 1 |
| rbs | rbs | 1 |
| ASP.NET | asax ascx asmx aspx master sitemap webinfo ashx axd | 9 |
| Hera | hera | 1 |
| CheetahTemplate | tmpl spt | 2 |
| TI-89 series | 89p | 1 |
| BARE | bare | 1 |
| Freefem | edp | 1 |
| Mscgen | msc | 1 |
| Marine Trading Markup Language | mtml | 1 |
| plink-bed-format | bed | 1 |
| plink-map-format | map | 1 |
| Procfile | Procfile | 1 |
| WebGPU Shading Language | wgsl | 1 |
| FXML | fxml | 1 |
| Parrot Assembly | pasm | 1 |
| SubX | subx | 1 |
| Zeek | zeek bro | 2 |
| Linux Kernel Module | ko mod | 2 |
| LP Format | lp | 1 |
| D++ | dpp dpl | 2 |
| Move | move | 1 |
| mpl | mpl | 1 |
| PacmanConf | pacman.conf | 1 |
| Pickle | pkl | 1 |
| PkgConfig | pc | 1 |
| plink-bim-format | bim | 1 |
| plink-fam-format | fam | 1 |
| skew | sk | 1 |
| USD | usd usda | 2 |
| Windows Registry Entries | reg | 1 |
| WebP | webp | 1 |
| Fortran 90 | F90 f90 | 2 |
| Razor | cshtml razor | 2 |
| 4th Dimension | 4dm | 1 |
| Linker Script | ld lds x | 3 |
| Myghty | myt autodelegate | 2 |
| RAISE Specification Language | rsl | 1 |
| SquidConf | squid.conf | 1 |
| Zip file format | zip | 1 |
| Todotxt | todo.txt todotxt | 2 |
| Sweave | rnw | 1 |
| Autoconf | ac | 1 |
| Devicetree | dts dtsi | 2 |
| Extempore | xtm | 1 |
| git-config | gitconfig | 1 |
| OMG IDL | idl pidl | 2 |
| pyke | fb krb kqb | 3 |
| Smithy | smithy | 1 |
| Typoscript | typoscript | 1 |
| TASM | asm ASM tasm | 3 |
| Parasolid | x_t x_b | 2 |
| ColdFusion Components | cfc | 1 |
| TypeScript Type Declarations | d.ts | 1 |
| Genero Business Development Language | 4gl | 1 |
| OPB Format | opb | 1 |
| phylip | phy ph | 2 |
| Pluk | .pluk | 1 |
| REALBasic (now Xojo) | rbbas rbfrm rbmnu rbres rbtbar rbuistate | 6 |
| DIET | dt | 1 |
| Sublime Syntax | sublime-syntax | 1 |
| TextMate Language | tmLanguage | 1 |
| Arturo | art | 1 |
| GSQL | gsql | 1 |
| JMESPath | jp | 1 |
| JSGF | jsgf | 1 |
| juttle | juttle | 1 |
| srv | srv | 1 |
| Wolfram Data Framework | wdf wdf.nb wdf.json | 3 |
| FORTRAN 77 | F F77 f77 FOR FTN ftn pfo f for | 9 |
| CCS | ccs | 1 |
| DUEL | duel jbst | 2 |
| ICML | icml | 1 |
| IRC chat logs | irclog weechatlog | 2 |
| KCL | kcl | 1 |
| Lighttpd configuration file | lighttpd.conf | 1 |
| Molfile | mol | 1 |
| ProVerif | pv | 1 |
| Public Key File | asc pub | 2 |
| rds-format | rds | 1 |
| ROS Message | msg | 1 |
| snakemake | rules smk | 2 |
| Statement List | stl | 1 |
| EPUB | epub | 1 |
| Unity3D Asset | anim asset mask mat meta prefab unity | 7 |
| Matroska | mkv mk3d mka mks | 4 |
| X PixMap | xpm pm | 2 |
| ASCII Armor | asc pem id_dsa id_ecdsa id_ecdsa_sk id_ed25519 id_ed25519_sk id_rsa | 8 |
| C Header Files | h | 1 |
| cimfast | cel | 1 |
| Formatted Table | for eamfs | 2 |
| npy | npy | 1 |
| rdata-format | Rdata rdata rda RData | 4 |
| TI Program | 8xp 8xk 8xktxt 8xptxt | 4 |
| WebAssembly Text Format | wast | 1 |
| SmartGameFormat | sgf | 1 |
| SNBT | snbt | 1 |
| tiddler | tid | 1 |
| Sun Raster | sun ras | 2 |
| TOM object-oriented | t | 1 |
| A51 Assembly | a51 | 1 |
| Filterscript | fs | 1 |
| Setext | etx | 1 |
| Xmind Format | xmind | 1 |
| Zork Implementation Language | zil mud | 2 |
| WebM | webm | 1 |
| teal | teal | 1 |
| MP3 | mp3 | 1 |
| MP4 | mp4 | 1 |
| arrow | arw | 1 |
| dalvik-bytecode | dex | 1 |